[Gluster-devel] What tranpsort type in glfs_set_volfile_server() exactly mean ?

[Prasanna Kalever]

On Mon, Jul 18, 2016 at 4:31 PM, Raghavendra Gowdappa
<rgowdapp at redhat.com> wrote:
>
>
> ----- Original Message -----
>> From: "Prasanna Kalever" <pkalever at redhat.com>
>> To: "gluster-devel" <gluster-devel at gluster.org>
>> Cc: "Kaushal Madappa" <kmadappa at redhat.com>
>> Sent: Monday, July 18, 2016 4:10:24 PM
>> Subject: [Gluster-devel] What tranpsort type in glfs_set_volfile_server()     exactly mean ?
>>
>> Hey Team,
>>
>>
>> My understanding is that @transport argumet in
>> glfs_set_volfile_server() is meant for specifying transport used in
>> fetching volfile server,
>> IIRC which currently supports tcp and unix only...
>
> Yes, its hard-coded to use only "socket" transport. See [1]. However if required its not difficult to add rdma option. However, infiniband need not be present on all nodes.
>
> [1] https://github.com/gluster/glusterfs/blob/master/glusterfsd/src/glusterfsd-mgmt.c#L2132
>

Thanks for the info Raghavendra,

According to me, even addition of rdma transport for fetching a
volfile server is zero and perhaps not needed at all. :)

--
Prasanna

>>
>> The doc here https://github.com/gluster/glusterfs/blob/master/api/src/glfs.h
>> +166 shows the rdma as well, which is something I cannot digest.
>>
>>
>> Can someone correct me ?
>>
>> Have we ever supported volfile fetch over rdma ?
>>
>>
>> Thanks,
>> --
>> Prasanna
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